Home / 10,868.16-16,302.23-3,076.97

Finding the Fourth Proportional to 10,868.16, 16,302.23 and 3,076.97

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Solution

The fourth proportional to 10,868.16, 16,302.23 and 3,076.97 is: 4,615.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868.16 : 16,302.23 = 3,076.97 : x
  2. Step 2: Convert to fraction form
    10,868.16/16,302.23 = 3,076.97/x
  3. Step 3: Cross multiply
    10,868.16x = 16,302.23 × 3,076.97
  4. Step 4: Simplify right side
    10,868.16x = 50,161,521.09
  5. Step 5: Solve for x
    x = 50,161,521.09/10,868.16
  6. Step 6: Final answer
    x = 4,615.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.